Re: [PATCH 3/4] drm/rockchip: add missing of_node_put

From: Heiko Stuebner
Date: Mon Jan 14 2019 - 05:09:15 EST


Am Montag, 14. Januar 2019, 11:05:56 CET schrieb Daniel Vetter:
> On Sun, Jan 13, 2019 at 07:48:49PM +0100, Heiko Stuebner wrote:
> > Am Sonntag, 13. Januar 2019, 09:47:43 CET schrieb Julia Lawall:
> > > The device node iterators perform an of_node_get on each iteration, so a
> > > jump out of the loop requires an of_node_put.
> > >
> > > The semantic patch that fixes this problem is as follows
> > > (http://coccinelle.lip6.fr):
> > >
> > > // <smpl>
> > > @@
> > > expression root,e;
> > > local idexpression child;
> > > iterator name for_each_child_of_node;
> > > @@
> > >
> > > for_each_child_of_node(root, child) {
> > > ... when != of_node_put(child)
> > > when != e = child
> > > + of_node_put(child);
> > > ? break;
> > > ...
> > > }
> > > ... when != child
> > > // </smpl>
> > >
> > > Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
> >
> > I've added a fixes+stable tag and applied it to drm-misc-fixes
>
> All of them or just this one here? These cleanup patches have a high
> chance of falling through cracks, so taking them all usually works out
> better ...

That is the only one I got, so right now I only applied this one in my inbox.
Weekend and such resulted in me not going looking for other ones.

Heiko